CJ

Cheng-Ming Jian

UN Unknown: 1 patents #145 of 1,640Top 9%
Overall (1989): #126,288 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4834402 Wooden horse able to move forwards and to change moving direction 1989-05-30